Finding the Fourth Proportional to 1,395,646.61, 2,093,119.99 and 1,020,979.49
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Solution
The fourth proportional to 1,395,646.61, 2,093,119.99 and 1,020,979.49 is: 1,531,213.24
Step by Step Solution
- Step 1: Write the proportion equation
1,395,646.61 : 2,093,119.99 = 1,020,979.49 : x - Step 2: Convert to fraction form
1,395,646.61/2,093,119.99 = 1,020,979.49/x - Step 3: Cross multiply
1,395,646.61x = 2,093,119.99 × 1,020,979.49 - Step 4: Simplify right side
1,395,646.61x = 2,137,032,566,880.96 - Step 5: Solve for x
x = 2,137,032,566,880.96/1,395,646.61 - Step 6: Final answer
x = 1,531,213.24
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.